Beginning SQL

最新推荐文章于 2021-04-08 03:53:56 发布

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本书深入讲解SQL语言及其在现代数据库系统中的应用，并涵盖数据库理论与设计原则，使读者能够掌握创建高效数据库的方法。

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This book will look at Structured Query Language, or SQL as its usually abbreviated. SQL works with adatabase to create the database and to insert and extract data. Therefore, its essential to understand the theory and concepts behind database systems. Hence, this book also covers database theory and database design, so that youre equipped to create an effective database.

The SQL code in this book reflects the modern SQL standards set by organizations such as the American National Standards Institute (ANSI) and the International Standards Organization (ISO). However,while standards are great, whats available for practical use is what really counts. This book, then, concentrates on the sort of SQL supported by most modern database systems. You should that find most of the code runs with little or no modification on most database systems released within the last six or seven years.

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